Search results
Results from the WOW.Com Content Network
Flu season is an annually recurring time period characterized by the prevalence of an outbreak of influenza (flu). The season occurs during the cold half of the year in each hemisphere.
Influenza, commonly known as the flu, is an infectious disease caused by influenza viruses.Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue.
Estimated Influenza Disease Burden – United States [1]; Season Hospitalizations Deaths Estimate 95% UI Estimate 95% UI 2010–2011: 290,000 (270,000 – 350,000)
Influenza A virus (IAV) is the only species of the genus Alphainfluenzavirus of the virus family Orthomyxoviridae. [1] It is a pathogen with strains that infect birds and some mammals, as well as causing seasonal flu in humans. [2]
The difference between the influenza mortality age-distributions of the 1918 epidemic and normal epidemics. Deaths per 100,000 persons in each age group, United States, for the interpandemic years 1911–1917 (dashed line) and the pandemic year 1918 (solid line). [61] The Spanish flu pandemic lasted from 1918 to 1920. [62]
The influenza A virus subtype H1N1 (initially known as swine influenza virus or as new flu, and also locally known as gripe A, gripe porcina, and influenza porcina) arrived in Argentina in late April 2009, through air traffic contact with endemic areas, especially Mexico and the United States.
Haemophilus influenzae (formerly called Pfeiffer's bacillus or Bacillus influenzae) is a Gram-negative, non-motile, coccobacillary, facultatively anaerobic, capnophilic pathogenic bacterium of the family Pasteurellaceae.
In Spain it was also known as the 'French flu' (gripe francesa), [51] [9] or the 'Naples Soldier' (Soldado de Nápoles), after a popular song from a zarzuela. [b] [58] Spanish flu (gripe española) is now a common name in Spain, [63] but remains controversial there. [64] [65] Othering derived from geopolitical borders and social boundaries.